結果

問題 No.3101 砂嵐
ユーザー Yu_212Yu_212
提出日時 2023-03-31 22:10:21
言語 Java21
(openjdk 21)
結果
WA  
実行時間 -
コード長 8,158 bytes
コンパイル時間 5,473 ms
コンパイル使用メモリ 94,820 KB
実行使用メモリ 53,808 KB
最終ジャッジ日時 2023-10-24 08:11:58
合計ジャッジ時間 11,215 ms
ジャッジサーバーID
（参考情報） 		judge15 / judge12
このコードへのチャレンジ
（要ログイン）

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 55 ms
53,800 KB
testcase_01 AC 56 ms
53,788 KB
testcase_02 WA -
testcase_03 AC 55 ms
53,800 KB
testcase_04 AC 55 ms
53,792 KB
testcase_05 WA -
testcase_06 WA -
testcase_07 AC 55 ms
52,700 KB
testcase_08 WA -
testcase_09 AC 54 ms
52,732 KB
testcase_10 WA -
testcase_11 WA -
testcase_12 AC 55 ms
53,800 KB
testcase_13 AC 54 ms
51,812 KB
testcase_14 WA -
testcase_15 WA -
testcase_16 WA -
testcase_17 AC 55 ms
53,796 KB
testcase_18 AC 54 ms
53,800 KB
testcase_19 AC 56 ms
53,796 KB
testcase_20 AC 54 ms
52,708 KB
testcase_21 AC 55 ms
51,820 KB
testcase_22 AC 53 ms
52,708 KB
testcase_23 WA -
testcase_24 WA -
testcase_25 WA -
testcase_26 WA -
testcase_27 WA -
testcase_28 AC 54 ms
53,800 KB
testcase_29 WA -
testcase_30 WA -
testcase_31 AC 55 ms
52,728 KB
testcase_32 WA -
testcase_33 WA -
testcase_34 WA -
testcase_35 WA -
testcase_36 WA -
testcase_37 AC 55 ms
52,724 KB
testcase_38 AC 55 ms
53,788 KB
testcase_39 WA -
testcase_40 WA -
testcase_41 AC 54 ms
53,800 KB
testcase_42 WA -
testcase_43 AC 56 ms
51,816 KB
testcase_44 WA -
testcase_45 AC 54 ms
53,800 KB
testcase_46 AC 55 ms
53,792 KB
testcase_47 WA -
testcase_48 WA -
testcase_49 WA -
testcase_50 WA -
testcase_51 WA -
testcase_52 AC 54 ms
53,796 KB
testcase_53 AC 54 ms
53,796 KB
testcase_54 WA -
testcase_55 WA -
testcase_56 WA -
testcase_57 WA -
testcase_58 WA -
testcase_59 WA -
testcase_60 WA -
testcase_61 WA -
testcase_62 WA -
testcase_63 WA -
testcase_64 AC 54 ms
53,800 KB
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ソースコード

diff # 

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.*;
import java.util.function.IntUnaryOperator;
import java.util.function.LongUnaryOperator;
import java.util.stream.Collectors;

public class Main {
    static In in = new In();
    static Out out = new Out(false);
    static final long inf = 0x1fffffffffffffffL;
    static final int iinf = 0x3fffffff;
    static final double eps = 1e-9;
    static long mod = 998244353;

    void solve() {
        char[] n = in.nextCharArray();
        int ds = 0;
        int first0 = 0;
        boolean f = true;
        for (char ch : n) {
            if (ch < '0' || '9' < ch) {
                throw new RuntimeException();
            }
            if (f && ch == '0') {
                first0++;
            } else {
                f = false;
            }
            ds += ch - '0';
        }
        if (n.length >= 2 && first0 >= 1) {
            throw new RuntimeException();
        }
        if (n.length <= 1 || first0 + 1 == n.length) {
            out.println(0);
        } else {
            out.println(f(ds) + 1);
        }
    }

    long f(long n) {
        if (n < 10) {
            return 0;
        }
        int ds = 0;
        while (n > 0) {
            ds += n % 10;
            n /= 10;
        }
        return 1 + f(ds);
    }

    public static void main(String... args) {
        new Main().solve();
        out.flush();
    }
}

class In {
    private final BufferedReader reader = new BufferedReader(new InputStreamReader(System.in), 0x10000);
    private StringTokenizer tokenizer;

    String next() {
        try {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                tokenizer = new StringTokenizer(reader.readLine());
            }
        } catch (IOException ignored) {
        }
        return tokenizer.nextToken();
    }

    int nextInt() {
        return Integer.parseInt(next());
    }

    long nextLong() {
        return Long.parseLong(next());
    }

    double nextDouble() {
        return Double.parseDouble(next());
    }

    char[] nextCharArray() {
        return next().toCharArray();
    }

    String[] nextStringArray(int n) {
        String[] s = new String[n];
        for (int i = 0; i < n; i++) {
            s[i] = next();
        }
        return s;
    }

    char[][] nextCharGrid(int n, int m) {
        char[][] a = new char[n][m];
        for (int i = 0; i < n; i++) {
            a[i] = next().toCharArray();
        }
        return a;
    }

    int[] nextIntArray(int n) {
        int[] a = new int[n];
        for (int i = 0; i < n; i++) {
            a[i] = nextInt();
        }
        return a;
    }

    int[] nextIntArray(int n, IntUnaryOperator op) {
        int[] a = new int[n];
        for (int i = 0; i < n; i++) {
            a[i] = op.applyAsInt(nextInt());
        }
        return a;
    }

    int[][] nextIntMatrix(int h, int w) {
        int[][] a = new int[h][w];
        for (int i = 0; i < h; i++) {
            a[i] = nextIntArray(w);
        }
        return a;
    }

    long[] nextLongArray(int n) {
        long[] a = new long[n];
        for (int i = 0; i < n; i++) {
            a[i] = nextLong();
        }
        return a;
    }

    long[] nextLongArray(int n, LongUnaryOperator op) {
        long[] a = new long[n];
        for (int i = 0; i < n; i++) {
            a[i] = op.applyAsLong(nextLong());
        }
        return a;
    }

    long[][] nextLongMatrix(int h, int w) {
        long[][] a = new long[h][w];
        for (int i = 0; i < h; i++) {
            a[i] = nextLongArray(w);
        }
        return a;
    }

    List<List<Integer>> nextEdges(int n, int m, boolean directed) {
        List<List<Integer>> res = new ArrayList<>();
        for (int i = 0; i < n; i++) {
            res.add(new ArrayList<>());
        }
        for (int i = 0; i < m; i++) {
            int u = nextInt() - 1;
            int v = nextInt() - 1;
            res.get(u).add(v);
            if (!directed) {
                res.get(v).add(u);
            }
        }
        return res;
    }
}

class Out {
    private final PrintWriter out = new PrintWriter(System.out);
    private final PrintWriter err = new PrintWriter(System.err);
    boolean autoFlush = false;
    boolean enableDebug;

    Out(boolean enableDebug) {
        this.enableDebug = enableDebug;
    }

    void println(Object... args) {
        if (args == null || args.getClass() != Object[].class) {
            args = new Object[] {args};
        }
        out.println(Arrays.stream(args).map(obj -> {
            Class<?> clazz = obj == null ? null : obj.getClass();
            return clazz == Double.class ? String.format("%.10f", obj) :
                   clazz == byte[].class ? Arrays.toString((byte[])obj) :
                   clazz == short[].class ? Arrays.toString((short[])obj) :
                   clazz == int[].class ? Arrays.toString((int[])obj) :
                   clazz == long[].class ? Arrays.toString((long[])obj) :
                   clazz == char[].class ? Arrays.toString((char[])obj) :
                   clazz == float[].class ? Arrays.toString((float[])obj) :
                   clazz == double[].class ? Arrays.toString((double[])obj) :
                   clazz == boolean[].class ? Arrays.toString((boolean[])obj) :
                   obj instanceof Object[] ? Arrays.deepToString((Object[])obj) :
                   String.valueOf(obj);
        }).collect(Collectors.joining(" ")));
        if (autoFlush) {
            out.flush();
        }
    }

    void debug(Object... args) {
        if (!enableDebug) {
            return;
        }
        if (args == null || args.getClass() != Object[].class) {
            args = new Object[] {args};
        }
        err.println(Arrays.stream(args).map(obj -> {
            Class<?> clazz = obj == null ? null : obj.getClass();
            return clazz == Double.class ? String.format("%.10f", obj) :
                   clazz == byte[].class ? Arrays.toString((byte[])obj) :
                   clazz == short[].class ? Arrays.toString((short[])obj) :
                   clazz == int[].class ? Arrays.toString((int[])obj) :
                   clazz == long[].class ? Arrays.toString((long[])obj) :
                   clazz == char[].class ? Arrays.toString((char[])obj) :
                   clazz == float[].class ? Arrays.toString((float[])obj) :
                   clazz == double[].class ? Arrays.toString((double[])obj) :
                   clazz == boolean[].class ? Arrays.toString((boolean[])obj) :
                   obj instanceof Object[] ? Arrays.deepToString((Object[])obj) :
                   String.valueOf(obj);
        }).collect(Collectors.joining(" ")));
        err.flush();
    }

    void println(char a) {
        out.println(a);
        if (autoFlush) {
            out.flush();
        }
    }

    void println(int a) {
        out.println(a);
        if (autoFlush) {
            out.flush();
        }
    }

    void println(long a) {
        out.println(a);
        if (autoFlush) {
            out.flush();
        }
    }

    void println(double a) {
        out.println(String.format("%.10f", a));
        if (autoFlush) {
            out.flush();
        }
    }

    void println(String s) {
        out.println(s);
        if (autoFlush) {
            out.flush();
        }
    }

    void println(char[] s) {
        out.println(String.valueOf(s));
        if (autoFlush) {
            out.flush();
        }
    }

    void println(int[] a) {
        StringJoiner joiner = new StringJoiner(" ");
        for (int i : a) {
            joiner.add(Integer.toString(i));
        }
        out.println(joiner);
        if (autoFlush) {
            out.flush();
        }
    }

    void println(long[] a) {
        StringJoiner joiner = new StringJoiner(" ");
        for (long i : a) {
            joiner.add(Long.toString(i));
        }
        out.println(joiner);
        if (autoFlush) {
            out.flush();
        }
    }

    void flush() {
        err.flush();
        out.flush();
    }
}
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